38results about How to "Control contact area" patented technology

The invention discloses a flexible substrate structure, a preparation method of the flexible substrate structure, and a preparation method of a flexible display device. A rigid substrate is provided, a plurality of island structures subjected to discrete distribution are prepared on an upper surface of the rigid substrate, a flexible substrate covers the upper surfaces and side walls of the island structures and the exposed upper surface of the rigid substrate, and the adhesive force of a unit area between the flexible substrate and the rigid substrate is different from the adhesive force of the unit area between the flexible substrate and the island structures; a preparation process of a thin film transistor device structure and an organic light emitting diode device structure is further performed on the basis of the flexible substrate structure to form the flexible display device; and the contact areas of the flexible substrate with the rigid substrate and the island structures can be controlled easily so as to control the total adhesive force of the flexible substrate with the rigid substrate and the island structures, and thus the flexible substrate structure with an ideal adhesive force is prepared.

The invention provides a cantilever wheel belt polishing device with controlled pressure and a polishing method, belongs to the technical field of ultra-precision processing, and solves the problem that the polishing method in the prior art introduces a certain medium-high frequency error during polishing, so improving the surface precision is difficult, and optical components with large aspect ratio and complex surface cannot be polished effectively, specifically the inner surfaces; meanwhile, the controllable contact pressure polishing device adopts a single contact control method, which cannot effectively polish workpiece with great difference of the target surface. The polishing device provided by the invention comprises a bottom plate, a wheel bar assembly, a drive assembly, a dressing assembly, a polishing belt, a tensioning assembly and a guide idler, is mainly used for ultra-precision machining of optically complex surfaces of hard and brittle materials.

The invention provides a sewage treatment device adopting a microbial technology. The sewage treatment device comprises a fixing mechanism; a pushing part is mounted in the fixing mechanism, and an adjusting device is mounted at the top of the fixing mechanism; the driving mechanism is mounted in the adjusting device, a mounting mechanism is mounted on the adjusting device, a storage device is mounted on the right side of the mounting mechanism, and a trigger part is mounted on the storage device. When water waves appear on the surface of a river channel, the sealing frame moves upwards under the impact force of the water waves, so the twelve through holes are separated from the sealing frame, microorganisms in the storage barrel fall into a river channel through the twelve through holes; when water waves are separated from the floating disc, the sealing frame moves downwards under the action of four springs, so intermittent throwing of the microorganisms is realized, full absorption of the river channel is facilitated, and the sewage treatment quality is improved; meanwhile, waste of microorganisms is avoided, and the sewage treatment cost is reduced.

The invention relates to an adjusting plate device for a sueding machine brush drum, which comprises an adjusting plate, a support rod and support seats at the left and right ends; the adjusting plate has a spreading part, a front guide part and a rear guide part; the front guide part and the rear guide part are both bent inwards, and the bending angles of the front guide part and the rear guide part are respectively consistent with the direction of the tangent line of the adjacent brush roll; the support seat comprises a support disk, an adjusting base plate and an adjusting block; the adjusting base plate is fixed on the support disk, the adjusting block passes through an adjusting bolt and a waist-shaped hole in the vertical direction of the adjusting base plate to form a vertical adjusting mounting structure of the adjusting plate; two bearings at the end part of the adjusting plate are respectively arranged in the waist-shaped holes in the front and back directions of two adjusting blocks by adjusting bolts to form an adjusting plate angle adjusting mounting structure; the adjusting plate is connected with the support rod by adjusting bolts I arranged at the middle front part and the middle rear part to form an adjusting plate bending adjusting mounting structure. The adjusting plate device has the advantages of being capable of adjusting in an omnibearing way, simple in structure and saving in cost.

The invention provides a mine hard alloy tooth, which comprises a tooth body and a tooth crown, wherein the tooth crown is arranged on the tooth body and comprises a top and a lateral part, and the outline of the top of the tooth crown has a shape of a convex arc line; the outline of the lateral part of the tooth crown consists of three sections, the first section of the outline has a shape of a straight line, a concave arc line or a convex arc line, the second section of the outline has a shape of a straight line, a concave arc line or a convex arc line, the third section of the outline has a shape of a straight line, a concave arc line or a convex arc line, and the first section of the outline, the second section of the outline and the third section of the outline are in transitional engagement with one another. The multilayer mine hard alloy tooth not only can improve the tooth-revealing height of the hard alloy, but also can conveniently control the contact area of the hard alloy tooth and a broken rock stratum; and the mine hard alloy tooth is widely applied to mines, water wells and geological drilling.

The invention belongs to the technical field of light petroleum hydrogenation, and particularly relates to a method for selectively hydrogenating carbon-4 and carbon-5 to convert the carbon-4 and thecarbon-5 into monoolefine. The method for selectively hydrogenating the carbon-4 and the carbon-5 includes that to-be-hydrogenated materials are fed into reactors in feeding modes from bottom to top,selective hydrogenation catalysts are loaded in the reactors, the to-be-hydrogenated materials include C4-C6 diene and alkyne, the content of the carbon-4 is 30%-70%, and the content of the carbon-5 is lower than or equal to 85%; the reactors are simultaneously filled with hydrogen, the temperatures of material inlets of the reactors are 45-60 DEG C, the reaction temperatures are 95-120 DEG C, thereaction pressures are 1.8-2.0 MPa, the reflux ratios are 0, and the differential pressures are 0.02-0.025 MPa when the heights of the catalysts are 1.8 m; the contact time of the to-be-hydrogenatedmaterials and the selective hydrogenation catalysts is longer than or equal to 15 min, reaction products are cooled and then are fed into gas-liquid separation tanks, and separation treatment is carried out.

The invention discloses a coating machine for reverse kiss coating, which comprises a rack, a cloth releasing device, a gluing device, a drying device and a mesh cloth, the cloth releasing device is arranged in the middle of the rack, the cloth releasing device comprises a cloth winding roller, a first positioning roller, a second positioning roller, a first guide roller and a second guide roller, the cloth winding roller is arranged on one side of the rack, and the first guide roller is arranged on the other side of the rack. A first positioning roller and a second positioning roller which are horizontally arranged are arranged on the machine frame on one side of the cloth winding roller, a first guide roller and a second guide roller are arranged between the first positioning roller and the second positioning roller, a gluing device is installed on the machine frame below the first guide roller and the second guide roller, and a drying device is arranged on the machine frame above the first guide roller and the second guide roller. The screen cloth is installed on the cloth winding roller and wound around the first positioning roller, the first guide roller, the second guide roller and the second positioning roller, and the first guide roller and the second guide roller drive the screen cloth to be connected with the gluing device in an abutting mode. The first guide roller and the second guide roller can move towards the gluing device, the coating thickness can be conveniently controlled, and the coating effect is guaranteed.

The invention relates to the technical field of boiler exhaust valves, and discloses a boiler exhaust valve capable of reducing liquid sloshing by utilizing air elasticity. The boiler exhaust valve comprises a valve body, wherein a drain opening is formed in the top of the valve body, retaining blocks are fixedly connected to the interior of the valve body, a piston is movably connected to the surfaces of the retaining blocks, a blocking ball is fixedly connected to one sides, away from the retaining blocks, of the piston through a piston rod, the surface of the blocking ball is movably connected with a compression mechanism, the lower portion of the blocking ball is movably connected with a clamping mechanism, and the lower portion of the clamping mechanism is slidably connected with an inflow opening. According to the boiler exhaust valve, gas is discharged from an exhaust groove in the compression mechanism, at the same time, the condition of liquid oscillation inside the valve bodyis observed, the contact condition of air holes and the blocking ball is controlled by rotating a rotating rod, and the speed of the exhaust gas is indirectly controlled; after the part of air holesare blocked, the vapor outflow speed is slowed to cause the pressure inside the valve body to become large, and the oscillation liquid causes water molecules inside the valve body to be pressed underthe action of high pressure, so that the effect of eliminating the liquid oscillation is achieved.

The invention provides an asphalt foaming device and method. The asphalt foaming device comprises a plurality of independent foaming cavities, a high-pressure water conveying pipeline and an asphalt conveying pipeline; the high-pressure water conveying pipeline and the asphalt conveying pipeline are communicated with all the foaming cavities, feeding ports of the high-pressure water conveying pipeline, the asphalt conveying pipeline and all the foaming cavities are sequentially formed and communicated with one another, the portion, between every two adjacent foaming cavities, on the asphalt conveying pipeline is provided with an asphalt valve, and the high-pressure water conveying pipeline is provided with fluid valves for controlling opening and closing of water paths of all the foaming cavities respectively. According to the asphalt foaming device, all the foaming cavities can simultaneously or independently foam, different quantities of foaming cavities can be controlled to foam according to the proportion of asphalt added when an asphalt mixing device is in use, and therefore the asphalt foaming device can be matched with asphalt mixing devices different in yield for use; meanwhile, through the asphalt butterfly valves and electromagnetic flow valves, the flow rate of asphalt and water can be controlled to control the contact area of asphalt foaming, and the foaming amountof asphalt can be adjusted.

The invention belongs to the technical field of atomizers, and discloses an evaporative atomizer for sterilizing germs.The evaporative atomizer comprises a base and a fan, an atomizing barrel is fixedly mounted at the top of the left end of the base, a top plate is fixedly connected to the interior of the upper end of the atomizing barrel, and an evaporator is fixedly mounted at the bottom of the interior of the atomizing barrel; a protective cover is fixedly connected to the top of the outer side of the lower end of the evaporator, and a gas collecting cover is fixedly installed at the top of the protective cover. Through cooperation of the hot air chamber, the air guiding channel, the air distributing pipe and other structures, the mist exhausting effect is good, liquid is vaporized into mist through high temperature through work of the evaporator, the mist is directly guided into the guiding pipe through the air collecting hood, meanwhile, a heating piece is powered on to generate heat, hot air entering the hot air chamber can be heated, and the heat efficiency is improved. And the fans at the two ends work to guide hot air in the hot air chamber into the air guide pipes at the two ends through the air guide channels at the two ends, so that the aim of good mist exhaust effect can be achieved.

The invention provides a phase change memory and a manufacturing method thereof. The method comprises the following steps of: providing a semiconductor substrate, wherein an interlayer medium layer and a contact jack plug positioned in the interlayer medium layer are formed on the semiconductor substrate; forming an insulating medium layer covering the contact jack plug on the interlayer medium layer; forming a bowl-shaped opening in the insulating medium layer, wherein the contact jack plug is exposed out of the bottom of the bowl-shaped opening; and forming a phase change layer in the bowl-shaped opening. The phase change memory formed by using the method disclosed by the invention has small phase change current and low power consumption.

The invention relates to the technical field of virtual power plant load optimization scheduling devices, and discloses a virtual power plant load optimization scheduling device based on a virtual unit subgroup. The virtual power plant load optimization scheduling device comprises a box body, a circuit board and an electrical module, the electrical module is fixedly installed on the front surface of the circuit board, and a temperature sensor is fixedly installed on the top surface of the electrical module. A third through hole is formed in the front face of the circuit board and located on one side of the electrical module, a through groove is formed in the front face of the interior of the box body, and a sliding rod is movably connected into the third through hole and the through groove in a sleeved mode. According to the virtual power plant load optimization scheduling device based on the virtual unit subgroup, adjusting mechanisms and temperature sensors are installed in front of and behind an electrical module, when the heating value of the electrical module is changed, a cylinder is controlled to stretch out and draw back, so that a stretching mechanism is controlled to stretch out and draw back, and then the contact area between a heat dissipation end and external air is controlled; and thus, the heat dissipation rate is adjusted.

The invention discloses a reutilizing device for a ship low-grade heat source. The reutilizing device comprises a heat exchanger as well as a hot oil pipeline and a thermal insulation pipeline which are connected with the heat exchanger, wherein the heat exchanger comprises a left half body and a right half body which can rotate relative to the left half body; the left half body is in the shape ofa curved plate; the right half body is in the shape of a cylinder; the cylinder is cut in a length direction to form a crescent moon shaped pit; the centre of the curved plate is superposed with thatof the cylinder; the hot oil pipeline is fixedly arranged on the wall surface of one side of the left half body; the thermal insulation pipeline is fixedly arranged on the middle part of the right half body, and can simultaneously rotate along with the right half body; the hot oil pipeline communicates with an external low-grade heat source; the thermal-insulation pipeline communicates with external thermal insulation equipment; and the heat exchanger is divided into a fixed left half body and a right half body which rotate relative to the left half body. Contact between the surface of the left half body and the surface of the right half body is realized through rotation, so that low-grade heat energy flows to the thermal insulation equipment from the low-grade heat source through the heat exchanger. The reutilizing device is compact in structure and is reasonable in design.